/* ==========================================================================
   FONTS
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Jura:wght@300..700&family=K2D:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800&family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap');


/* ==========================================================================
   GLOBAL RESET & BASE STYLES
   ========================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    color: #fff;
    background-color: #131313;
}

li {
    margin-left: 20px;
}


/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */

h1 {
    font-family: 'Montserrat', sans-serif;
}

h2 {
    font-family: 'Jura', sans-serif;
}

a {
    text-decoration: none;
    color: inherit;
}


/* ==========================================================================
   NAVIGATION
   ========================================================================== */

nav {
    position: fixed;
    top: 0;
    width: 100%;
    height: 76px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 26px;
    padding: 0 52px;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    font-family: 'Jura';
    font-style: normal;
    font-weight: 700;
    font-size: 16px;
    line-height: 20px;
    backdrop-filter: blur(16px);
}

nav span {
    cursor: pointer;
}

nav span#brand {
    font-family: 'K2D';
    font-style: normal;
    font-weight: 800;
    font-size: 29px;
    line-height: 38px;
    position: absolute;
    left: 52px;
}


/* ==========================================================================
   BACKDROP
   ========================================================================== */

#backdrop {
    width: 100%;
    height: calc(100vh + 100px);
    background-image:
        radial-gradient(140% 60% at 50% 100%, rgba(19, 19, 19, 0) 0%, rgba(19, 19, 19, 0.25) 60%, rgba(19, 19, 19, 0.6) 78%, #131313 100%),
        linear-gradient(to bottom, rgba(19, 19, 19, 0) 0%, rgba(19, 19, 19, 0.15) 65%, rgba(19, 19, 19, 0.45) 80%, #131313 100%),
        url('backdrop.png');
    background-size: 100% 100%, 100% 100%, cover;
    background-repeat: no-repeat;
    background-position: center bottom, center bottom, center;
    position: absolute;
    z-index: -1;
}


/* ==========================================================================
   SECTIONS - BASE
   ========================================================================== */

section {
    height: 100vh;
    margin: 0 26px;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: center;
    padding-top: 76px;
}


/* ==========================================================================
   HERO SECTION
   ========================================================================== */

section#hero {
    display: flex;
    justify-content: center;
    align-items: center;
}

section#hero #hero-content {
    width: 100%;
    display: flex;
    flex-direction: row;
    margin-inline: 76px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 51px;
}

section#hero .hero-main {
    width: 692px;
}

/* Hero Typography */
section#hero h1 {
    font-family: 'Montserrat', sans-serif;
    font-style: normal;
    font-weight: 700;
    font-size: 102px;
    line-height: 125px;
}

section#hero h1 span {
    font-family: 'Montserrat', sans-serif;
    font-style: normal;
    font-weight: 700;
    font-size: 102px;
    line-height: 125px;
    color: #5900DB;
}

section#hero h2 {
    font-family: 'Jura';
    font-style: normal;
    font-weight: 700;
    font-size: 29px;
    line-height: 34px;
}

section#hero .hero-sub {
    font-family: 'K2D';
    font-style: normal;
    font-weight: 400;
    font-size: 19px;
    line-height: 25px;
    margin-top: 19px;
}

section#hero .hero-sub span {
    font-family: 'Jura', sans-serif;
    font-weight: 700;
}

/* Hero CTAs */
section#hero #cta-row {
    display: flex;
    flex-direction: row;
    gap: 19px;
    margin-top: 38px;
}

section#hero #hero-cta {
    height: 58px;
    width: 240px;
    border: 1px solid #FFFFFF;
    border-radius: 36px;
    font-family: 'Montserrat';
    font-style: normal;
    font-weight: 700;
    font-size: 16px;
    line-height: 19px;
}

section#hero #hero-build-log {
    height: 58px;
    width: 240px;
    border: 1px solid #FFFFFF;
    border-radius: 36px;
    background-color: transparent;
    color: #FFFFFF;
    font-family: 'Montserrat';
    font-style: normal;
    font-weight: 700;
    font-size: 16px;
    line-height: 19px;
}


/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */

section#about {
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 120px;
    gap: 16px;
}

section#about h1 {
    margin-top: 16px;
}

section#about h2 {
    margin-top: 8px;
}

section#about p {
    font-family: 'K2D';
    margin-top: 4px;
}

section#about ul {
    font-family: 'K2D';
    margin-top: 8px;
    margin-left: 20px;
}

section#about .highlight {
    color: #5900DB;
    font-weight: 700;
    margin-top: 8px;
}

section#about .quote {
    font-style: italic;
    margin-top: 16px;
    font-size: 24px;
    color: #ffffff;
    opacity: 0.1;
    text-align: center;
}


/* ==========================================================================
   HOW I WORK SECTION
   ========================================================================== */

section#how-i-work {
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 120px;
    gap: 16px;
    height: auto;
}

section#how-i-work .sticky {
    position: sticky;
    top: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

section#how-i-work span#idea-label {
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
    opacity: 0.4;
}

section#how-i-work span#idea {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: baseline;
    justify-content: center;

    background: #fff;
    border-radius: 16px;
    margin-top: 16px;
    transition: width 0.3s ease, height 0.3s ease;
}

section#how-i-work span#idea.highlight {
    width: 2px;
    height: 2px;
    z-index: -1;
}

section#how-i-work span#path-line {
    width: 2px;
    height: 100px;
    background: #ffffff;
    opacity: 0.2;
    z-index: -2;
}

section#how-i-work #process-steps {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 128px;
    margin-top: 96px;
}

section#how-i-work .process-step {
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 16px;
    background-color: #131313;
    z-index: 5;
}

section#how-i-work .process-step.highlight {
    background-color: #ffffff;
    color: #131313;
    border: none;
}

section#how-i-work .process-step.cta {
    height: 58px;
    width: 240px;
    border: 1px solid #FFFFFF;
    border-radius: 36px;
    font-family: 'Montserrat';
    font-style: normal;
    font-weight: 700;
    font-size: 16px;
    line-height: 19px;
    display: flex;
    align-items: center;
    justify-content: center;
}


/* ==========================================================================
   PROOF SECTION
   ========================================================================== */

section#build-log {
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 120px;
    gap: 16px;
    height: auto;
}

section#build-log h1 {
    margin-top: 16px;
}

.build-log-card {
    width: 384px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 16px;
    background-color: #131313;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.build-log-card img {
    width: 350px;
    height: 256px;
    object-fit: cover;
    border-radius: 16px;
}

.build-log-card h2 {
    font-family: 'Jura', sans-serif;
    font-style: normal;
    font-weight: 700;
    font-size: 24px;
    line-height: 29px;
}

.build-log-card .body {
    font-family: 'K2D', sans-serif;
    font-style: normal;
    font-weight: 400;
    font-size: 16px;
    line-height: 22px;
    color: #FFFFFF;
    opacity: 0.8;
}

form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 400px;
    margin-top: 24px;
}

form input, form textarea, form button {
    padding: 8px;
    border-radius: 8px;
    border: none;
    font-family: 'K2D', sans-serif;
    font-size: 16px;
    background-color: #1E1E1E;
    color: white;
    border: 1px solid #333333;
}

form button {
    background-color: #5900DB;
    color: white;
    cursor: pointer;
    font-weight: 700;
}

form button:hover {
    background-color: #4500a8;
}

form h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 32px;
    margin-bottom: 8px;
}

form p {
    font-family: 'K2D', sans-serif;
    font-size: 16px;
    margin-bottom: 16px;
}